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 Date: 2007-08-08 11:53:21Delaware Geological Survey University of Delaware Geology of Pennsylvania Wissahickon Creek Wissahickon Formation Christina River White Clay Creek Red Clay Creek Geology of Delaware Geography of the United States Geography of Pennsylvania Delaware |
| White Clay Creek Preserve, Chester County, Pennsylvania; New Castle County, Delaware—A Scenic Valley and the Arc CornerDocID: 19Lgz - View Document |
| Section 1: Watershed Location and Setting The Wissahickon Creek Watershed is located in southeastern Pennsylvania. It covers 64 square miles and includes a population of approximately 221,000 people[removed]Census). The waDocID: GqYo - View Document |
| Resource Report 6 Tables.xlsDocID: DZT9 - View Document |
| Microsoft Word - SRBC_35377_1.DOCDocID: C12l - View Document |
| State of Delaware DELAWARE GEOLOGICAL SURVEY Robert R. Jordan, State Geologist RESEARCHDocID: yDMl - View Document |